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- 1. Multiple Choice
The study of environmental science primarily considers
interactions among human systems and those found in Earth
the effect of human systems
abiotic factors that influence the state of our environment
factors that affect global climate change
- 2. Multiple Choice
An ecosystem is a location on Earth that includes
only biotic components
only abiotic components
interacting biotic and abiotic components
positive and negative feedback loops
- 3. Multiple Choice
Which best describes the difference between an environmentalist and an environmental scientist?
the difference is unimportant because both care about Earth
an environmentalist follows a belief system; an environmental scientist is concerned with the methods of science
an environmentalist studies the humanities; an environmental scientist has a background in biology and chemistry
an environmentalist is concerned with abiotic factors; an environmental scientist studies biotic factors
- 4. Multiple Choice
Living in a sustainable way refers to
recycling all paper, plastic, and metals
using resources in a way that does not deprive future generations
using Earth's resources efficiently
eating locally whenever possible
- 5. Multiple Choice
Which of the following is a qualitative observation?
15 inches
a liquid
a green solution
6 feet 1 inches
- 6. Multiple Choice
Which is NOT a common issue with experimental design?
having only uncontrolled variables
no repeated trials
having control groups
having more than one independent variable
- 7. Multiple Choice
Place the ecology levels of organization in proper order (smallest to largest)
organism > population > community > ecosystem > biosphere
community > organism > ecosystem > biosphere > population
organism > community > biosphere > population > ecosystem
population > biosphere > ecosystem > community > organism
- 8. Multiple Choice
A tapeworm lives in the small intestines where it feeds and grows, robbing the human of essential nutrients. This is a _____ type of relationship.
Commensalism
Parasitism
Symbiotic
Mutualism
- 9. Multiple Choice
The cattle egret follows herds of cattle and eat the insects that the cattle stir up as they move through the grassland. The cattle appear to be unaffected by the egrets. This is a _____ type of relationship.
Commensalism
Parasitism
Symbiotic
Mutualism
- 10. Multiple Choice
A positive feedback loop occurs
when a system responds to a change by returning to its original state
when feedback into a system decreases a rate of response
when a system is in a steady state
when feedback into a system increases a rate of response
- 11. Multiple Choice
Which is a biotic factor?
producers
pH
energy
humidity
- 12. Multiple Choice
What law best relates to energy loss within an ecosystem?
First law of thermodynamics
Second law of thermodynamics
Third law of thermodynamics
Law of conservation of matter
- 13. Multiple Choice
Which best describes the concept of net primary production?
total amount of energy available from the Sun
total amount of cellular respiration conducted within an ecosystem
energy captured minus energy lost
total amount of energy available from the producer
- 14. Multiple Choice
In which biome would you expect to find an area with an average temperature of 10oC and 200 cm of precipitation annually?
Temperate seasonal forest
Temperate rainforest
Woodland/shrubland
Tropical seasonal forest
- 15. Multiple Choice
In which biome would you expect to find an area with an average temperature of 4oC and 50 cm of precipitation annually?
Tundra
Boreal forest
Temperate grassland/cold desert
Woodland/shrubland
- 16. Multiple Choice
What factors are used to classify a biome?
average temperature
average precipitation
distinctive plants adapted to area
all of these are correct
- 17. Multiple Choice
Which biome is characterized by the presence of permafrost?
temperate seasonal forest
woodland/shrubland
tundra
boreal forest
- 18. Multiple Choice
Terrestrial biomes are defined by ____ and ____ variables.
temperature; precipitation
temperature; animals
precipitation; plants
animals; plants
- 19. Multiple Choice
What is a herbivore?
receives energy from the sun
only eats meat
only eats plants
eats both plants and meat
- 20. Multiple Choice
A keystone species is best defined as
an organism that eats all others
an organism that runs the fastest
an organism that keeps the food web stable
an organism that has the most advantages
- 21. Multiple Choice
Which of the following are examples of wetlands?
swamps
marshes
bogs
all of these are correct
- 22. Multiple Choice
Which biome has warm temperatures, high precipitation, and little seasonal variation due to its location near the equator?
Boreal forest
Tropical rainforest
Woodland/shrubland
Subtropical desert
- 23. Multiple Choice
The direction of an arrow in a food chain represents
the flow of energy from organism B to A
the movement of organisms
the directionality of the sun
the flow of energy from organism A to B
- 24. Multiple Choice
All of the following is true about a niche generalist EXCEPT
thrives in multiple environments
feeds on specific food only
lives in various habitats
feeds on various food
- 25. Multiple Choice
What is an omnivore?
receives energy from the sun
only eats meat
only eats plants
eats both plants and meat
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